package Student3;

public class TestStudent3 {
    public static void main(String[] args) {
        Student stu1 = new Student();
        stu1.setAge(22);
        stu1.showInfo();

        Student stu2 = new Student("2025004", "赵六");
        stu2.setAge(25);
        stu2.showInfo();
    }
}
